Insiders / Mikolajczyk Michael E
Mikolajczyk Michael E
CIK 1224360personinsider
Companies
1
First seen
Jun 28, 2021
Last activity
Aug 22, 2022
Companies
| Company | Shares held | Latest |
|---|---|---|
| Rubicon Technology, Inc. · RBCN | 31,456 | — |
All securities held
3 positions · latest reported per filing
Shares
| Company | Security | Shares |
|---|---|---|
| Rubicon Technology, Inc. | Common stock | 31,456 |
Other
| Company | Security | Shares |
|---|---|---|
| Rubicon Technology, Inc. | Unclassified | 62,297 |
| Rubicon Technology, Inc. | Unclassified | 1,010 |
Ownership percentages elsewhere on the site count common and ordinary shares only, because that is what shares outstanding are measured in. Everything above is a real holding; not all of it is a share of the company.
Activity
InsidersInstitutions
This person's trades in company stock, across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Aug 19, 2022 | Sell Open-market sale | RBCN Rubicon Technology, Inc. Common Stock | $637.0K | -32K -50.31% | 31,456 | medium |
| Jul 29, 2022 | Grant Grant or award | RBCN Rubicon Technology, Inc. Common Stock | $0 | +1K +1.62% | 63,307 | low |
| Jun 23, 2021 | Grant Grant or award | RBCN Rubicon Technology, Inc. Common Stock | $0 | +1K |